Extracellular Vesicles (Exosomes) as Immunosuppressive Mediating Variables in Tumor and Chronic Inflammatory Microenvironments

Exosomes are extracellular vesicles released by most of the eukaryotic cells. Exosomes’ components include proteins, lipids, microRNA, circular RNA, long noncoding RNA, DNA, etc. Exosomes may carry both pro and anti-inflammatory cargos; however, exosomes are predominantly filled with immunosuppressi...

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Main Authors: Annoor Awadasseid, Yanling Wu, Wen Zhang
Format: Article
Language:English
Published: MDPI AG 2021-09-01
Series:Cells
Subjects:
Online Access:https://www.mdpi.com/2073-4409/10/10/2533
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author Annoor Awadasseid
Yanling Wu
Wen Zhang
author_facet Annoor Awadasseid
Yanling Wu
Wen Zhang
author_sort Annoor Awadasseid
collection DOAJ
description Exosomes are extracellular vesicles released by most of the eukaryotic cells. Exosomes’ components include proteins, lipids, microRNA, circular RNA, long noncoding RNA, DNA, etc. Exosomes may carry both pro and anti-inflammatory cargos; however, exosomes are predominantly filled with immunosuppressive cargos such as enzymes and microRNAs in chronic inflammation. Exosomes have surfaced as essential participants in physiological and pathological intercellular communication. Exosomes may prevent or promote the formation of an aggressive tumor and chronic inflammatory microenvironments, thus influencing tumor and chronic inflammatory progression as well as clinical prognosis. Exosomes, which transmit many signals that may either enhance or constrain immunosuppression of lymphoid and myeloid cell populations in tumors, are increasingly becoming recognized as significant mediators of immune regulation in cancer. In this review, we outline the function of exosomes as mediators of immunosuppression in tumor and chronic inflammatory microenvironments, with the aim to improve cancer therapy.
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spelling doaj.art-c449b2bdd7124e5498af47f7713ee1852023-11-22T17:45:09ZengMDPI AGCells2073-44092021-09-011010253310.3390/cells10102533Extracellular Vesicles (Exosomes) as Immunosuppressive Mediating Variables in Tumor and Chronic Inflammatory MicroenvironmentsAnnoor Awadasseid0Yanling Wu1Wen Zhang2Lab of Chemical Biology and Molecular Drug Design, College of Pharmaceutical Science, Zhejiang University of Technology, Hangzhou 310014, ChinaLab of Molecular Immunology, Virus Inspection Department, Zhejiang Provincial Center for Disease Control and Prevention, Hangzhou 310051, ChinaLab of Chemical Biology and Molecular Drug Design, College of Pharmaceutical Science, Zhejiang University of Technology, Hangzhou 310014, ChinaExosomes are extracellular vesicles released by most of the eukaryotic cells. Exosomes’ components include proteins, lipids, microRNA, circular RNA, long noncoding RNA, DNA, etc. Exosomes may carry both pro and anti-inflammatory cargos; however, exosomes are predominantly filled with immunosuppressive cargos such as enzymes and microRNAs in chronic inflammation. Exosomes have surfaced as essential participants in physiological and pathological intercellular communication. Exosomes may prevent or promote the formation of an aggressive tumor and chronic inflammatory microenvironments, thus influencing tumor and chronic inflammatory progression as well as clinical prognosis. Exosomes, which transmit many signals that may either enhance or constrain immunosuppression of lymphoid and myeloid cell populations in tumors, are increasingly becoming recognized as significant mediators of immune regulation in cancer. In this review, we outline the function of exosomes as mediators of immunosuppression in tumor and chronic inflammatory microenvironments, with the aim to improve cancer therapy.https://www.mdpi.com/2073-4409/10/10/2533extracellular vesiclesexosomesimmunosuppressionchronic inflammatorycancer
spellingShingle Annoor Awadasseid
Yanling Wu
Wen Zhang
Extracellular Vesicles (Exosomes) as Immunosuppressive Mediating Variables in Tumor and Chronic Inflammatory Microenvironments
Cells
extracellular vesicles
exosomes
immunosuppression
chronic inflammatory
cancer
title Extracellular Vesicles (Exosomes) as Immunosuppressive Mediating Variables in Tumor and Chronic Inflammatory Microenvironments
title_full Extracellular Vesicles (Exosomes) as Immunosuppressive Mediating Variables in Tumor and Chronic Inflammatory Microenvironments
title_fullStr Extracellular Vesicles (Exosomes) as Immunosuppressive Mediating Variables in Tumor and Chronic Inflammatory Microenvironments
title_full_unstemmed Extracellular Vesicles (Exosomes) as Immunosuppressive Mediating Variables in Tumor and Chronic Inflammatory Microenvironments
title_short Extracellular Vesicles (Exosomes) as Immunosuppressive Mediating Variables in Tumor and Chronic Inflammatory Microenvironments
title_sort extracellular vesicles exosomes as immunosuppressive mediating variables in tumor and chronic inflammatory microenvironments
topic extracellular vesicles
exosomes
immunosuppression
chronic inflammatory
cancer
url https://www.mdpi.com/2073-4409/10/10/2533
work_keys_str_mv AT annoorawadasseid extracellularvesiclesexosomesasimmunosuppressivemediatingvariablesintumorandchronicinflammatorymicroenvironments
AT yanlingwu extracellularvesiclesexosomesasimmunosuppressivemediatingvariablesintumorandchronicinflammatorymicroenvironments
AT wenzhang extracellularvesiclesexosomesasimmunosuppressivemediatingvariablesintumorandchronicinflammatorymicroenvironments